Jet GH-1440ZX User Manual

1
Operation and Maintenance Instructions
ZX-Series Large Bore Lathes
Models GH-1440ZX
GH-1640ZX/1660ZX
GH-1860ZX/1880ZX
GH-2280ZX
Model GH-1440ZX shown
* For ZX-Series Lathes Parts List & Electrical Diagrams, see document M-321910-1
JET
427 New Sanford Road
LaVergne, TN 37086 Part No. M-321910
Ph.: 800-274-6848 Revision J2 08/2018
www.jettools.com Copyright © 2017 JET

Jet GH-1440ZX Specifications

General

Type	Engine Lathe
Swing Over Bed	14 inches
Distance Between Centers	40 inches
Spindle Bore	1.5 inches
Number of Spindle Speeds	12
Tailstock Spindle Taper	MT-3
Spindle Speed Range	70 - 2, 000 RPM
Swing Over Cross Slide	8-1/4 in
Motor	3 HP, 230V, 1Ph

Summary

1.0 Important Safety Instructions

3.0 Warranty and Service Information

8.0 Installation Procedures

8.1 Leveling the Lathe

Crucial procedure for ensuring lathe accuracy by proper leveling.

9.0 Maintenance and Lubrication Schedule

Headstock, Gearbox, and Apron Maintenance

Procedures for lubricating and maintaining the headstock, gearbox, and apron.

Leadscrew, Saddle, and Rest Lubrication

Daily lubrication and maintenance for leadscrew, saddle, and rest components.

13.0 Lathe Operation

Tool Setup Procedures

Correct procedure for setting up cutting tools for proper angle and height.

Feed and Thread Selection

14.0 Adjustments and Fine-Tuning

27.0 Wiring Diagram